In which situation might observations be used to test a hypothesis rather than a laboratory experiment?
A) to test the effects of caffeine on the behavior of adolescent males and females
B) to test the relationship between dinosaur fossils found in Canada and the United States
C) to test how antioxidants in vitamins will affect skin cancer cells in college students
D) to test the ability of Alzheimer's patients to identify the smell of specific odors

Question

Quizplus · Accepted Answer

Observations would be the most appropriate method for testing the relationship between dinosaur fossils found in Canada and the United States, as it would not be feasible to conduct a laboratory experiment on this topic. In this case, researchers would gather data by observing and analyzing the fossils and their geographic locations.

In Which Situation Might Observations Be Used to Test a Hypothesis